40491780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{421}}^1$

素因数の和:669

約数の個数: 96

約数和(自身を含む): 130448640

約数和(自身を除く): 89956860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 229, 420, 421, 458, 687, 842, 916, 1145, 1263, 1374, 1603, 1684, 2105, 2290, 2526, 2748, 2947, 3206, 3435, 4210, 4580, 4809, 5052, 5894, 6315, 6412, 6870, 8015, 8420, 8841, 9618, 11788, 12630, 13740, 14735, 16030, 17682, 19236, 24045, 25260, 29470, 32060, 35364, 44205, 48090, 58940, 88410, 96180, 96409, 176820, 192818, 289227, 385636, 482045, 578454, 674863, 964090, 1156908, 1349726, 1446135, 1928180, 2024589, 2699452, 2892270, 3374315, 4049178, 5784540, 6748630, 8098356, 10122945, 13497260, 20245890, 40491780]

約数ペア:

[(1, 40491780), (2, 20245890), (3, 13497260), (4, 10122945), (5, 8098356), (6, 6748630), (7, 5784540), (10, 4049178), (12, 3374315), (14, 2892270), (15, 2699452), (20, 2024589), (21, 1928180), (28, 1446135), (30, 1349726), (35, 1156908), (42, 964090), (60, 674863), (70, 578454), (84, 482045), (105, 385636), (140, 289227), (210, 192818), (229, 176820), (420, 96409), (421, 96180), (458, 88410), (687, 58940), (842, 48090), (916, 44205), (1145, 35364), (1263, 32060), (1374, 29470), (1603, 25260), (1684, 24045), (2105, 19236), (2290, 17682), (2526, 16030), (2748, 14735), (2947, 13740), (3206, 12630), (3435, 11788), (4210, 9618), (4580, 8841), (4809, 8420), (5052, 8015), (5894, 6870), (6315, 6412)]